#271F91#271F91

#271F91 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.4% C 0.176 H 275.0°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#271F91
RGB	rgb(39, 31, 145)
HSL	hsl(244, 65%, 35%)
HSV	hsv(244, 79%, 57%)
CMYK	cmyk(73.1%, 78.6%, 0%, 43.1%)
CIE-LAB	lab(21.78, 40.94, -60.68)
CIE-LCH	lch(21.78, 73.20, 304.01°)
OKLab	oklab(34.35% 0.0152 -0.1755)
OKLCH	oklch(34.35% 0.176 275)
XYZ	xyz(6.4358, 3.4550, 27.1103)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F91 #89911F

analogous

#1F5091 #271F91 #601F91

triadic

#271F91 #91271F #1F9127

tetradic

#271F91 #911F50 #89911F #1F9160

square

#271F91 #911F50 #89911F #1F9160

split-complementary

#271F91 #91601F #50911F

monochromatic

#0C092C #19145F #271F91 #352AC3 #5A51DA

Accessibility & contrast

On white

12.42

#271F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#271F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F91

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F91	#FFFFFF	#000000	##FFFFFF
##271F91	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003994

Deuteranopia (green-blind)

#002F8F

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #271f91;
/* rgb */ color: rgb(39, 31, 145);
/* oklch */ color: oklch(34.4% 0.176 275.0);

Tailwind

colors: {
  custom: {
    50: '#735db2',
    500: '#271f91',
    950: '#000000',
  },
}

SCSS

$custom: #271f91;
$custom-light: #735db2;
$custom-dark: #000000;

JSON

{
  "hex": "#271f91",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 145
  },
  "hsl": {
    "h": 244.211,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34353,
    "c": 0.17614,
    "h": 275
  },
  "luminance": 0.03456
}

Semantic roles & 50–950 ramp

primary

#271F91

secondary

#B5BD4F

accent

#E840DC

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271F91

Body copy rendered with the generated semantic roles for this colour.

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